“ In that year he became professor of chemistry at the Free Academy, now the College of the City of New York, and in 1863 he obtained the Rumford professorship in Harvard University, a post retained until his retirement in 1887 as professor emeritus. He died on the 9th of December 1908. Gibbs’ researches were mainly in analytical and inorganic chemistry, the cobaltammines, platinum metals and complex acids being especially investigated. ”